From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: SoC pxa2xx-ac97 + wm9705 + touchscreen suspend/resume Date: Thu, 2 Apr 2009 13:18:03 +0100 Message-ID: <20090402121803.GD4527@sirena.org.uk> References: <20090330223720.GC31396@n2100.arm.linux.org.uk> <20090331103048.GC11800@sirena.org.uk> <20090331183755.GA27451@n2100.arm.linux.org.uk> <20090401192710.GH21294@sirena.org.uk> <20090402121348.GC9522@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from cassiel.sirena.org.uk (cassiel.sirena.org.uk [80.68.93.111]) by alsa0.perex.cz (Postfix) with ESMTP id 8CC62103848 for ; Thu, 2 Apr 2009 14:18:04 +0200 (CEST) Content-Disposition: inline In-Reply-To: <20090402121348.GC9522@n2100.arm.linux.org.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Russell King - ARM Linux Cc: alsa-devel@alsa-project.org, eric miao , linux-arm-kernel@lists.arm.linux.org.uk, Liam Girdwood List-Id: alsa-devel@alsa-project.org On Thu, Apr 02, 2009 at 01:13:48PM +0100, Russell King - ARM Linux wrote: > My machine driver is very simple and doesn't implement any suspend/resume > callbacks (that's what other things like soc-audio are doing, right?) Yes, that's normal - you should only need to implement suspend and resume callbacks for the machine if there is extra hardware on the board that is handled by the machine driver. > I've tried both your patches, and I still have to manually write to > GCR to bring the bus out of reset. I'll investigate more in the coming > days. Which PXA variant is the system using?